From patchwork Wed Mar 8 15:52:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Rob Clark X-Patchwork-Id: 660844 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 62CBCC742A7 for ; Wed, 8 Mar 2023 15:53:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231867AbjCHPxn (ORCPT ); Wed, 8 Mar 2023 10:53:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232055AbjCHPxi (ORCPT ); Wed, 8 Mar 2023 10:53:38 -0500 Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D386F8FBE7; Wed, 8 Mar 2023 07:53:37 -0800 (PST) Received: by mail-pl1-x635.google.com with SMTP id u5so18051310plq.7; Wed, 08 Mar 2023 07:53:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1678290817; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=V0O2Ww3Cm9WKvcOgcLWcXNiHRtUzq1XNv4cTGeNjGUs=; b=cKLTDwB0Xy7r9Ppx1Na+PUt8wGSmaLtS7mPtyVg1TcoZtWLLqiD42GBRsgcTokYjk/ +o52Z76Vk2/EJPDg6TOZPJ2wr0ebyu/jrWhY2t7jcssnmD56pgTiiS26e/5bAnsbCDkS dam2mgWt8Cn5zCaBaM6123GRms9tvWowVnSpqMr5pdj7aDaJkySCCEw2heRKqV8ZHn8n fsz0o9F0wOklPSEPkjTOc91tffQHuDWyaycUGr/IKUCWRhozjDBQybV/CKv8NcAaH6rI cov6SDsFDN4JEMZujhnJis1V8E65zeWDjoazY2pw+iN3gBWH1T21Ur6IfpIZWNu7NH1b 8xaQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678290817; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=V0O2Ww3Cm9WKvcOgcLWcXNiHRtUzq1XNv4cTGeNjGUs=; b=lTYszKffjolazsjJMGMki2NkeY9gX3s4gpiclNydpJbmFCFCEI6Tu1L+bgJWOF9DoE sXdQQjL796V8Ge37FCATSXk4gX7oYWYtWqQVEPGsVn0kY7QOzPUgXfgq6fAOfrbhAO9F O/3HvrMnojjmqo07V9wBQeIH6euTFYpsZYSJJ/2C9JeSJ5JD2vCzMdfRqKre9CNSdEnN xCJPn1dRL3Coy70I8ls8UF1OHKgYFoHt6FqVJE7ztkQigIpAhUt2rr31Uy70tHLOZy1p diLJopFjd4C2xU6fTfQAImFm9ynCyjqDraMcN/9ZtN3jFzAu+3s5R/37k9oSxv5Fxkh9 wnVw== X-Gm-Message-State: AO0yUKUUpGFKlj5SYcM87Vyqar9D6B7JoY9OUrOj3OssztmvOrjX6A1g O8quLXP3Ac4hu1yAnkd1dgI+62wGrfE= X-Google-Smtp-Source: AK7set96zWJ64oh1bpggyeyTLr/2ieL59AK11mtNd342xYu679A/tHaLq9ev58BsNkm68KVtEeIcOg== X-Received: by 2002:a17:902:e80d:b0:19c:cb64:dacc with SMTP id u13-20020a170902e80d00b0019ccb64daccmr23386540plg.61.1678290817169; Wed, 08 Mar 2023 07:53:37 -0800 (PST) Received: from localhost ([2a00:79e1:abd:4a00:61b:48ed:72ab:435b]) by smtp.gmail.com with ESMTPSA id w14-20020a170902e88e00b0019e88d9bed3sm9969603plg.210.2023.03.08.07.53.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Mar 2023 07:53:36 -0800 (PST) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: freedreno@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, Luben Tuikov , =?utf-8?q?Christian_K=C3=B6nig?= , Rodrigo Vivi , Matt Turner , Bas Nieuwenhuizen , Rob Clark , =?utf-8?q?Christian_K=C3=B6nig?= , Sumit Semwal , linux-media@vger.kernel.org (open list:DMA BUFFER SHARING FRAMEWORK), linaro-mm-sig@lists.linaro.org (moderated list:DMA BUFFER SHARING FRAMEWORK), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v10 04/15] dma-buf/dma-resv: Add a way to set fence deadline Date: Wed, 8 Mar 2023 07:52:55 -0800 Message-Id: <20230308155322.344664-5-robdclark@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230308155322.344664-1-robdclark@gmail.com> References: <20230308155322.344664-1-robdclark@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Rob Clark Add a way to set a deadline on remaining resv fences according to the requested usage. Signed-off-by: Rob Clark Reviewed-by: Christian König --- drivers/dma-buf/dma-resv.c | 22 ++++++++++++++++++++++ include/linux/dma-resv.h | 2 ++ 2 files changed, 24 insertions(+) diff --git a/drivers/dma-buf/dma-resv.c b/drivers/dma-buf/dma-resv.c index 1c76aed8e262..2a594b754af1 100644 --- a/drivers/dma-buf/dma-resv.c +++ b/drivers/dma-buf/dma-resv.c @@ -684,6 +684,28 @@ long dma_resv_wait_timeout(struct dma_resv *obj, enum dma_resv_usage usage, } EXPORT_SYMBOL_GPL(dma_resv_wait_timeout); +/** + * dma_resv_set_deadline - Set a deadline on reservation's objects fences + * @obj: the reservation object + * @usage: controls which fences to include, see enum dma_resv_usage. + * @deadline: the requested deadline (MONOTONIC) + * + * May be called without holding the dma_resv lock. Sets @deadline on + * all fences filtered by @usage. + */ +void dma_resv_set_deadline(struct dma_resv *obj, enum dma_resv_usage usage, + ktime_t deadline) +{ + struct dma_resv_iter cursor; + struct dma_fence *fence; + + dma_resv_iter_begin(&cursor, obj, usage); + dma_resv_for_each_fence_unlocked(&cursor, fence) { + dma_fence_set_deadline(fence, deadline); + } + dma_resv_iter_end(&cursor); +} +EXPORT_SYMBOL_GPL(dma_resv_set_deadline); /** * dma_resv_test_signaled - Test if a reservation object's fences have been diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h index 0637659a702c..8d0e34dad446 100644 --- a/include/linux/dma-resv.h +++ b/include/linux/dma-resv.h @@ -479,6 +479,8 @@ int dma_resv_get_singleton(struct dma_resv *obj, enum dma_resv_usage usage, int dma_resv_copy_fences(struct dma_resv *dst, struct dma_resv *src); long dma_resv_wait_timeout(struct dma_resv *obj, enum dma_resv_usage usage, bool intr, unsigned long timeout); +void dma_resv_set_deadline(struct dma_resv *obj, enum dma_resv_usage usage, + ktime_t deadline); bool dma_resv_test_signaled(struct dma_resv *obj, enum dma_resv_usage usage); void dma_resv_describe(struct dma_resv *obj, struct seq_file *seq);